Akrapovic Racing Line stainless steel full exhaust system on Kawasaki ZX-6R 2023-2026⟲ 360° — drag me
3.8 k g
02 · Data & docs

The facts.

Technical data
BrandAkrapovic
Part numberS-K6R11-RC/1
System typeFull exhaust system (Racing Line)
FitmentKawasaki ZX-6R (2023–2026)
Header materialStainless steel with lambda connection
Silencer materialTitanium (shell and internals)
End cap materialCarbon
System weight3.8 kg (OEM: 11.2 kg — reduction: 7.4 kg)
Road legalNo — race use only
DescriptionThe whole story▼

When every tenth of a second counts on track, the Akrapovic Racing Line full exhaust system for the Kawasaki ZX-6R (2023–2026) delivers the kind of measurable, back-to-back performance gains that make it the first upgrade serious racers reach for. With a stainless steel header, titanium silencer shell, and carbon end cap, this complete system sheds 7.4 kg from the stock exhaust weight while unlocking an additional 9.7 hp and 5.0 Nm of torque — all verified on the dyno.

Key Features

  • Massive 7.4 kg weight reduction over the OEM system (stock: 11.2 kg, Akrapovic: 3.8 kg) — transformative for handling and lap times
  • Proven power gain of +9.7 hp, reaching 125.2 hp at 13,700 RPM on the ZX-6R
  • Torque increase of +5.0 Nm measured at 6,400 RPM, sharpening mid-range response precisely where it matters on circuit
  • Stainless steel header with lambda connection for clean fitment and exhaust gas compatibility
  • Silencer constructed entirely from titanium — shell, internals and fittings — topped with a carbon end cap for minimal unsprung mass
  • DB killer included, allowing controlled noise levels during practice and qualifying
  • Optional exhaust bracket available (P-MBK6R2/A1) when passenger footpegs are removed

Race-bred Construction

The Racing Line designation signals that Akrapovic engineered this system without road-homologation constraints. Every design decision — from the mandrel-bent stainless steel header to the fully titanium silencer internals — prioritises outright performance over cost or compliance. The result is an exhaust that sounds as fast as it is: 108.8 dB at 6,750 RPM without the DB killer, a full 17.8 dB louder than the stock system's 91 dB. On track, that acoustic feedback is a genuine aid to finding the rev range.

Sound & Acoustic Performance

The carbon end cap is not merely cosmetic. Combined with the titanium construction throughout the silencer, it keeps the unit exceptionally light while channelling an unmistakably aggressive racing note. The included DB killer lets you dial the volume back for noise-limited trackdays or pit-lane regulations without removing the unit from the circuit.

Fitment & Compatibility

This system is designed as a direct-fit, complete replacement exhaust for the Kawasaki ZX-6R manufactured between 2023 and 2026. If the passenger footpegs are removed for a dedicated track configuration, the optional mounting bracket P-MBK6R2/A1 is available separately to ensure a clean installation.

This product is not road legal and is intended exclusively for closed-circuit racing use.

Specifications

  • Part number: S-K6R11-RC/1
  • System weight: 3.8 kg (OEM: 11.2 kg — saving: 7.4 kg)
  • Power gain: +9.7 hp at 13,700 RPM (stock: 117.6 hp / Akrapovic: 125.2 hp)
  • Torque gain: +5.0 Nm at 6,400 RPM
  • Sound level (without DB killer): 108.8 dB at 6,750 RPM (stock: 91 dB)
  • Header material: stainless steel with lambda connection
  • Silencer shell: titanium
  • Silencer internals: titanium
  • End cap: carbon
  • Road legal: no — race use only
FitmentWhich bikes this fits▼
  • Kawasaki ZX-6R (2023–2026)
07 · Support

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